Cahiles, B. A. (1997). Too much politicking hurts economy. Manila Bulletin.
Chicago Style aipamenaCahiles, Bernie A. "Too Much Politicking Hurts Economy." Manila Bulletin 1997.
MLA aipamenaCahiles, Bernie A. "Too Much Politicking Hurts Economy." Manila Bulletin, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.